这本是别人的东西，我只是修改了中文问题。在这个基础上改一下就可以压缩多个文件和目录，甚至可以写一个winzip之类的东东哦，有兴趣的可以研究一下。
import java.io.*;
import java.util.zip.*;
  /**
   * @version version 1.3
   */
  public class w0514{
       public static void main(string[] args){
          try{
              bufferedreader in=new bufferedreader(
                                  new inputstreamreader(new fileinputstream(args[0]),"iso8859_1"));
              fileoutputstream f=new fileoutputstream(args[1]+".zip");
              checkedoutputstream ch=new checkedoutputstream(f,new crc32());
              zipoutputstream out=new zipoutputstream(
                                     new bufferedoutputstream(ch));
       
             int c;
             out.putnextentry(new zipentry(args[0]));
             while((c=in.read())!=-1)
                 out.write(c);
               in.close();
               out.close();
             }
          catch(exception e){
              e.printstacktrace();
             }
     }
  }